Cumulative GPA Calculator

  1. Type the number of unit hours and the letter grade you have earned for each class, then click the "Calculate" button. It converts your letter grade to grade points!
  2. THEN leave those values alone, move down to the "NEW" form and type in the values for your PRIOR Cumulative GPA, the number of unit hours that cumulative GPA represents, and click the "My New Cumulative GPA!" button.

REMEMBER: Calculate THIS SEMESTER's Grades First - THEN add points and GPA up to this point.
Fill in the first two columns and the third column will be calculated for you.
Use Quarter / Semester unit converter tool if you need to convert your quarter units to semester units

Disclaimer: This GPA calculator is for unofficial use ONLY. It is intended to be a guide & to estimate the last 60 units of completed course work.
Number of
Total Number of
Grade Point
Total Grade
Points Earned
Now the NEW Part!
Type in the total number of units you've earned so far,
then type the last Cumulative GPA you had for those unit hours,
then click the "My New Cumulative GPA" button!
Total Number of
Units before
this semester
Cum. GPA
before this semester
this semester's grades!
Grades Points
A 4.00
A- 3.67
B+ 3.33
B 3.00
B- 2.67
C+ 2.33
C 2.00
C- 1.67
D+ 1.33
D 1.00
D- 0.67
F 0.00
To report errors or miscalculations of this calculator, please email them to